Wikipedia
Vordersee
The Vordersee (also named Märjelen-Stausee) is a reservoir located east of the Aletsch Glacier, between the Strahlhorn and the Eggishorn, in the Swiss canton of Valais. The lake has a surface area of 0.062 km² and is located at 2,360 metres above sea level. It is located in the municipality of Fieschertal.